[v3,02/10] RISC-V: Add FIRMWARE_READ_HI definition

Commit Message

Atish Kumar Patra Jan. 10, 2024, 11:13 p.m. UTC

SBI v2.0 added another function to SBI PMU extension to read
the upper bits of a counter with width larger than XLEN.

Add the definition for that function.

Acked-by: Conor Dooley <[e-mail]>
Reviewed-by: Anup Patel <[e-mail]>
Signed-off-by: Atish Patra <[e-mail]>
---
 arch/riscv/include/asm/sbi.h | 1 +
 1 file changed, 1 insertion(+)

Patch

diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h
index b6f898c56940..914eacc6ba2e 100644
--- a/arch/riscv/include/asm/sbi.h
+++ b/arch/riscv/include/asm/sbi.h
@@ -122,6 +122,7 @@  enum sbi_ext_pmu_fid {
 	SBI_EXT_PMU_COUNTER_START,
 	SBI_EXT_PMU_COUNTER_STOP,
 	SBI_EXT_PMU_COUNTER_FW_READ,
+	SBI_EXT_PMU_COUNTER_FW_READ_HI,
 };
 
 union sbi_pmu_ctr_info {